Rearranging atoms
Authored by Nathaniel Fronda
Chemistry
7th Grade
NGSS covered
Used 231+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In this reaction, which reactant contains chlorine?
hydrochloric acid
magnesium
magnesium chloride
hydrogen
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In this reaction, how many kinds of atoms are present in the reactants?
2
3
4
5
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this reaction, how many kinds of atoms are present in products?
2
3
4
5
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this reaction, how many atom of chlorine are produced?
2
3
4
5
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In this reaction, if 10 g of magnesium is reacted with 125 grams of hydrochloric acid, what is the total mass of the products?
130 g
135 g
140 g
145 g
Tags
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In this reaction, if 38 g of hydrochloric acid and 54 g of magnesium are reacted, what is the total mass of the products?
91 g
82 g
92 g
78 g
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In this reaction, it was found that the total mass of reactants used was 235 g. If 3.8 g of hydrogen was released as gas, what mass of magnesium chloride was formed?
232.2 g
222.8 g
231.2 g
232.8 g
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
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